package com.saver.common.exception;

import com.saver.common.utils.R;
import org.apache.shiro.authz.AuthorizationException;
import org.apache.shiro.authz.UnauthenticatedException;
import org.apache.shiro.authz.UnauthorizedException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.dao.DuplicateKeyException;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestControllerAdvice;
import org.springframework.web.servlet.NoHandlerFoundException;


/**
 * 异常处理器
 *
 * @author yuxiaolong
 * @email 1005471232@qq.com
 * @date 2018年08月12日 上午11:16
 */
@RestControllerAdvice
public class DefaultExceptionHandler {
    private Logger logger = LoggerFactory.getLogger(getClass());

    /**
     * 处理自定义异常
     *
     * @param e
     * @return R
     */
    @ExceptionHandler(DefaultException.class)
    public R handleRRException(DefaultException e) {
        R r = new R();
        r.put("code", e.getCode());
        r.put("msg", e.getMessage());

        return r;
    }

    /**
     * 找不到请求异常
     *
     * @param e
     * @return R
     */
    @ExceptionHandler(NoHandlerFoundException.class)
    public R handlerNoFoundException(Exception e) {
        logger.error(e.getMessage(), e);
        return R.error(404, "路径不存在，请检查路径是否正确");
    }

    /**
     * 数据库主键重复
     *
     * @param e
     * @return R
     */
    @ExceptionHandler(DuplicateKeyException.class)
    public R handleDuplicateKeyException(DuplicateKeyException e) {
        logger.error(e.getMessage(), e);
        return R.error("数据库中已存在该记录");
    }

    /**
     * 没有登录认证异常
     *
     * @param e
     * @return R
     */
    @ExceptionHandler(UnauthenticatedException.class)
    public R handleAuthorizationException(AuthorizationException e) {
        logger.error(e.getMessage(), e);
        return R.error("您还没有登录，请先登录");
    }

    @ExceptionHandler(UnauthorizedException.class)
    public R handUnauthorizedException(UnauthorizedException e){
        logger.error(e.getMessage(), e);
        return R.error("你没有当前操作权限");
    }

    /**
     * 其他异常
     *
     * @param e
     * @return R
     */
    @ExceptionHandler(Exception.class)
    public R handleException(Exception e) {
        logger.error(e.getMessage(), e);
        return R.error();
    }
}
